Home / 453,258,306.10-679,887,459.15-415,466,946.10

Finding the Fourth Proportional to 453,258,306.10, 679,887,459.15 and 415,466,946.10

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Solution

The fourth proportional to 453,258,306.10, 679,887,459.15 and 415,466,946.10 is: 623,200,419.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,258,306.10 : 679,887,459.15 = 415,466,946.10 : x
  2. Step 2: Convert to fraction form
    453,258,306.10/679,887,459.15 = 415,466,946.10/x
  3. Step 3: Cross multiply
    453,258,306.10x = 679,887,459.15 × 415,466,946.10
  4. Step 4: Simplify right side
    453,258,306.10x = 282,470,766,344,739,008
  5. Step 5: Solve for x
    x = 282,470,766,344,739,008/453,258,306.10
  6. Step 6: Final answer
    x = 623,200,419.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.